Ontologia

Commune · VNM

An Tường

Vietnam

CwaTemperate, dry winter, hot summer(100 %)

Species observed

15

Observations

27

Area

11,7km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Species present

15 distinct species · 27 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

27 obs · 1 cellules
Obs. / cellule
≥ 27
27–26
27–26
27–26
< 27

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

24,0°C

Annual rain

1 760mm

Warmest m°

31,5°C

Coldest m°

13,1°C

Elevation: 37 m on average (min 27 m, max 124 m)

Bioclimatic detailsExpert
Annual mean temp.
24,0°C
Annual rain
1 760mm
Warmest month
31,5°C
Coldest month
13,1°C
Mean alt.
37m
Min
27m
Max
124m
Std. dev.
9m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(100 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,9

Org. C

18,0g/kg

Clay

34,3%

Sand

27,8%

Silt

37,9%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: smGLiMaggregated to Tuyên Quang

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
22,2g/kg
Clay
33,7%
Sand
28,6%
Silt
37,7%
5–15 cm
pH H₂O
5,9
Org. C
19,1g/kg
Clay
33,0%
Sand
28,5%
Silt
38,5%
15–30 cm
pH H₂O
5,9
Org. C
12,7g/kg
Clay
36,2%
Sand
26,3%
Silt
37,5%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest26.5%
Crops32.0%
Built-up4.3%
Bare soil3.5%
Other (grassland, water…)33.6%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

6,3km

Basins crossed

1

Max stream order

7

Max drainage

27 798km²

Discharge in basins

14,8m³/s

Mean precip.

1 663mm/an

Mean T°

22,8°C

Moisture idx

0,19

Mean runoff

916mm/an

Mean elev. (basins)

119m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

10hab/km²

Night light

2,0nW

Built-up

431,2%

Pesticides

8,2kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)